Southampton Half Marathon 2025 Route. The spectacular route includes green parks, shoreline and riverside views, beginning and ending at the iconic southampton guildhall. Abp southampton marathon is the flagship sporting event on the south coast, back for it’s 10th year in 2025, offering runners 10km, half marathon and marathon distances.

Find all race information on ahotu running Join us for the return of the southampton running festival and our first event here this year.